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Authentifier.com

LONGCHAMP AUTHENTICATION

Check the authenticity of your second-hand Longchamp bag.

Do you have a second-hand Longchamp bag and want to have it authenticated? Receive a certificate of compliance in a few hours.
Check a Longchamp accessory

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Certification Provided

Insurance Coverage

AUTHENTIFIER.COM

An independent accredited imaging laboratory

guarantees a reliable authentication service for your luxury accessories based on online photos.

The benefits of certification

  • Obtain a refund in the event of counterfeiting
  • Peace of mind with your purchase
  • Ease of resale
  • Increased value
  • Insurance support
Learn more
Certificate of Authenticity
"Our goal is to assist you and ensure the authenticity of your luxury item purchases."
The Authentifier.com team

How to check your second-hand Longchamp bag?

Take 6 photos of your Longchamp bag

Send us 6 photos of your Longchamp bag via your Authentifier account.

Shooting Guide

How does the Yves Saint Laurent authentication process work?

With our program, you get lightning-fast photo compliance analysis. Our experts bring you their expertise to confirm the analysis in a few seconds, with a precise opinion every time!

Receive a certificate confirming authenticity or non-compliance for your Louis Vuitton item

Get confirmation of the quality and conformity of your item with an official certificate. This official document will provide you with proof that your item does or does not comply with recognized standards.

CHECK THE AUTHENTICITY OF YOUR YVES SAINT LAURENT ITEM

Human expertise and artificial intelligence to authenticate your Longchamp bag

Authenticate your luxury items with Authentifier
Our Yves Saint Laurent authentication experience
Our dedicated analysts ensure that all the necessary skills are present and considered in our luxury products, examining every minute detail to exacting standards. From labels and closures, to materials and markers, we leave no stone unturned!
Artificial intelligence
Our research team is constantly striving to stay ahead of the curve and provide superior service. Every day they create new, more innovative algorithms that allow us to expand our range of products and brands with unparalleled flexibility.
Open an account and authenticate your item

Our Longchamp customers trust us to authenticate their accessories

professionals and auction houses
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individuals
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Dany in Viviers INDIVIDUAL customer - Hermès

Very good site, serious. Very responsive. Result not even 24 hours after the request for the lowest price and the price is not excessive. I highly recommend this site!

Anne in Vitre INDIVIDUAL customer - Prada

Expertise which confirmed to me that my purchase is unfortunately a counterfeit. Thank you, in the future I will go through you before payment.

Magalie in Domfront INDIVIDUAL customer - Louis vuitton

Perfect ! As per usual. I use this site regularly, it is very reliable and the staff is competent, very professional and very friendly. They have already saved me from bad purchases, many thanks.

Cecile in Bessines CORPORATE Customer - Cartier

Hello, very well advised by Alain as usual, nothing to complain about. See you soon !

Francoise in Paris CORPORATE customer - Balenciaga

Thank you for this authentication as always as professional as it is fast.

Francois to Loisey INDIVIDUAL customer - Louis vuitton

The service is of very high quality, up to the level of the appraised objects!

Read more reviews

Our Longchamp customers trust us to authenticate their accessories

professionals and auction houses
0 +
individuals
0 +
Dany in Viviers INDIVIDUAL customer - Hermès

Very good site, serious. Very responsive. Result not even 24 hours after the request for the lowest price and the price is not excessive. I highly recommend this site!

Anne in Vitre INDIVIDUAL customer - Prada

Expertise which confirmed to me that my purchase is unfortunately a counterfeit. Thank you, in the future I will go through you before payment.

Magalie in Domfront INDIVIDUAL customer - Louis vuitton

Perfect ! As per usual. I use this site regularly, it is very reliable and the staff is competent, very professional and very friendly. They have already saved me from bad purchases, many thanks.

Cecile in Bessines CORPORATE Customer - Cartier

Hello, very well advised by Alain as usual, nothing to complain about. See you soon !

Francoise in Paris CORPORATE customer - Balenciaga

Thank you for this authentication as always as professional as it is fast.

Francois to Loisey INDIVIDUAL customer - Louis vuitton

The service is of very high quality, up to the level of the appraised objects!

Read more reviews
Authentic second-hand Longchamp bag

Authenticity Checker

  • Create an account.
  • Take a minimum of 6 photos and submit them.
  • Receive verification within 4 - 72 hours.
  • Obtain a certificate of compliance or non-compliance.
Create an account and upload your photos
Frequently Asked Questions
Using state-of-the-art processes, we authenticate all Longchamp luxury accessories: leather goods, clothing, jewellery, etc. We carefully examine your item and assess its authenticity based on several characteristics.

If you have the accessory in question, you can ask for authentication of your Longchamp item. To do this, we invite you to take quality photos of this item from all angles and then submit them to our compliance checker.

If you do not have the item yet (you are about to buy), we offer purchase support service of your Longchamp bag, through which we check the conformity of the advertisements relating to the article in question. We analyze them using artificial intelligence technology combined with human expertise.

A real knowledge of the brand is necessary to ensure the authenticity of an accessory. This authentication process can be very complex. It is for this reason that it is necessary to solicit experts in the field to be certain of the conformity of a product before finalizing its purchase.

Our purchase support service helps you to check the conformity of the photos of the ads for second-hand luxury items online. Then, we validate that the product received is indeed compliant.

In order to ensure the conformity of a Longchamp bag, we recommend that you opt for support from experts during your purchase. Also be sure to systematically request analysis of your used items.

Buying a second-hand longchamp product is not without risk, as you may come across counterfeits. We provide you with our expertise in terms of conformity analysis to help you control your items and obtain the certainty of buying an authentic Longchamp bag.

The issuance of a certificate of confirmation or non-compliance is a real expertise. This is why we recommend that you use our authentication services in order to take advantage of the best in this area. To provide you with impeccable quality service, we use state-of-the-art technology based on artificial intelligence combined with the intervention of seasoned analysts, experienced and specialized in the certification of Longchamp items.